﻿<!DOCTYPE html>
<html>
<head>
<!----------------------------------------------------------
 
	Copyright (c) 2015-2018 Jean-Marc VIGLINO,
	released under CeCILL-B (french BSD like) licence: http://www.cecill.info/
	
------------------------------------------------------------>
	<title>ol-ext: Control overlay menu</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

	<meta name="description" content="styled popup for OL3" />
	<meta name="keywords" content="ol3, manu, control, overlay, jQuery" />

	<!-- jQuery -->
	<script type="text/javascript" src="https://code.jquery.com/jquery-1.11.0.min.js"></script>
	<!-- FontAwesome -->
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">

	<!-- Openlayers -->
    <link rel="stylesheet" href="https://openlayers.org/en/latest/css/ol.css" />
	<script type="text/javascript" src="https://openlayers.org/en/latest/build/ol.js"></script>
	<script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL,Object.assign"></script>
	
	<!-- ol-ext -->
    <link rel="stylesheet" href="../../dist/ol-ext.css" />
	<script type="text/javascript" src="../../dist/ol-ext.js"></script>
	
	<link rel="stylesheet" href="../style.css" />
	<style>
		.ol-overlay.menu
		{	width: 30%;
			background: #fff;
			color: #333;
			box-shadow: 0px 0px 5px #000;
			padding: 0.5em;
			-webkit-transition: all 0.25s;
			transition: all 0.25s;
		}
		/* style the close box */
		.ol-overlay.menu .ol-closebox
		{	color: #369;
			left: 1em;
			top: 0.5em;
		}
		.ol-overlay.menu .ol-closebox:before
		{	content:"\f0c9";
			font-family:FontAwesome;
		}
		#menu
		{	padding-top: 1.5em;
			font-size: 0.9em;
		}
		/* menu button */
		.ol-control.menu
		{	top: 0.5em;
			left: 0.5em;
		}
		.ol-control.menu i
		{	color: #fff;
		}
		.ol-zoom
		{	left: auto;
			right: 0.5em;
		}
		.ol-rotate 
		{	right: 3em;
		}
		.ol-touch .ol-rotate 
		{	right: 3.5em;
		}
		/**/
		.ol-overlay img
		{	max-width: 90%;
		}
		.data,
		.data p
		{	margin:0;
			text-align: center;
			font-size:0.9em;
		}
	</style>

</head>
<body >
	<a href="https://github.com/Viglino/ol-ext" class="icss-github-corner"><i></i></a>

	<a href="../../index.html">
		<h1>ol-ext: Control overlay menu</h1>
	</a>

	<div class="info">
		Display an overlay with a content on the map. 
		<ul>
			<li>
				The <i>closeBox</i> option adds a close button to hide the overlay.
			</li>
			<li>
				The <i>closeOnClick</i> option enable close when click on the element.
			</li>
			<li>
				You can listen to the <i>change:visible</i> event to sknow when overlay is displayed/hidden.
			</li>
		</ul>
		<i>ol.control.Overlay</i> requires jQuery. The example uses the <a href="../bar/map.control.toggle.html">ol.control.Toggle</a> 
		to display a toggle control to show the menu.
	</div>

	<!-- DIV pour la carte -->
	<div id="map" style="width:600px; height:400px;"></div>

	<div class="options">
	</div>

	<!-- Content of the menu -->
	<div id="menu">
		<h1>Menu</h1>
		<p style="border-bottom:1px solid #999;">
			<i>ol.control.Overlay</i> can be used to display a menu or information on the top of the map.
		</p>
		<div class="data"></div>
	</div>
	
	<script type="text/javascript">
	// Layers
	var layers = [
		new ol.layer.Tile({
			title:'terrain-background',
			source: new ol.source.Stamen({ layer: 'terrain' })
		})
	]

	// The map
	var map = new ol.Map
		({	target: 'map',
			view: new ol.View
			({	zoom: 5,
				center: [166326, 5992663]
			}),
			layers: layers
		});

	// Overlay
	var menu = new ol.control.Overlay ({ 
		closeBox : true, 
		className: "slide-left menu", 
		content: $("#menu").get(0)
	});
	map.addControl(menu);

	// A toggle control to show/hide the menu
	var t = new ol.control.Toggle(
			{	html: '<i class="fa fa-bars" ></i>',
				className: "menu",
				title: "Menu",
				onToggle: function() { menu.toggle(); }
			});
	map.addControl(t);

	// GeoJSON layer
	var vectorSource = new ol.source.Vector(
	{	url: '../data/fond_guerre.geojson',
		projection: 'EPSG:3857',
		format: new ol.format.GeoJSON(),
		attributions: [ "&copy; <a href='https://data.culture.gouv.fr/explore/dataset/fonds-de-la-guerre-14-18-extrait-de-la-base-memoire'>data.culture.gouv.fr</a>" ],
		logo:"https://www.data.gouv.fr/s/avatars/37/e56718abd4465985ddde68b33be1ef.jpg" 
	});

	map.addLayer(new ol.layer.Vector(
	{	name: 'Fonds de guerre 14-18',
		source: vectorSource
	}));

	// Control Select 
	var select = new ol.interaction.Select({});
	map.addInteraction(select);

	// On selected => show/hide popup
	select.getFeatures().on('add', function(e)
	{	var feature = e.element;
		var img = $("<img>").attr("src", feature.get("img"));
		var info = $("<div>").append( $("<p>").text(feature.get("text")));
		var content = $("<div>")
				.append( img )
				.append(info);
		$(".data").html(content);
	});
	select.getFeatures().on('remove', function(e)
	{	$(".data").html("");
	});
	</script>
	
</body>
</html>